Explicación paso a paso:
2x. 3 -x .2 + x .-4 . x. 3 -x. 2 + 2 x +5
6 x -2x -4 x 3x - 2 x ´+ 2 x +5
1 . 3x + 5
3x + 5 = 0
3x = 0 - 5
x = -5 :3 = - 5/3
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Explicación paso a paso:
Explicación paso a paso:
2x. 3 -x .2 + x .-4 . x. 3 -x. 2 + 2 x +5
6 x -2x -4 x 3x - 2 x ´+ 2 x +5
1 . 3x + 5
3x + 5 = 0
3x = 0 - 5
x = -5 :3 = - 5/3